#include<stdio.h>
#include<math.h>
int main()
{
    int i;
    int x=1;
    float p;
    float r=0.007;
    float n=10;
    p=1+r;
    for(i=1;i<10;i++){
        p=p*(1+r);//不是p*p哦
        printf("%lf!!!!\n",p);
    }
    
    printf("p is %lf",p);
}